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Anacortes, WA - Guemes Channel Marine Weather Forecast

This Afternoon - 41°F
Dec 28, 2025
3 mph E
Mostly Cloudy
Mostly cloudy. High near 41, with temperatures falling to around 39 in the afternoon. East wind around 3 mph.
Tonight - 38°F
Dec 28, 2025
3 mph ENE
Mostly Cloudy
Mostly cloudy. Low around 38, with temperatures rising to around 40 overnight. East northeast wind around 3 mph.
Monday - 45°F
Dec 29, 2025
2 mph N
Partly Sunny
Partly sunny, with a high near 45. North wind around 2 mph.
Monday Night - 38°F
Dec 29, 2025
2 mph NNE
Mostly Cloudy
Mostly cloudy, with a low around 38. North northeast wind around 2 mph.
Tuesday - 45°F
Dec 30, 2025
1 mph ENE
Mostly Cloudy
Mostly cloudy, with a high near 45. East northeast wind around 1 mph.
Tuesday Night - 39°F
Dec 30, 2025
2 mph E
Mostly Cloudy
Mostly cloudy, with a low around 39.
Wednesday - 45°F
Dec 31, 2025
2 mph E
Partly Sunny
Partly sunny, with a high near 45.
Wednesday Night - 39°F
Dec 31, 2025
3 mph ENE
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after 4am. Mostly cloudy, with a low around 39.
New Year's Day - 46°F
Jan 01, 2026
3 to 7 mph SE
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 46.
Thursday Night - 43°F
Jan 01, 2026
9 mph SSE
Chance Light Rain
A chance of rain. Cloudy, with a low around 43.
Friday - 47°F
Jan 02, 2026
5 to 8 mph SSE
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 47.
Friday Night - 42°F
Jan 02, 2026
7 mph SSE
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 42.
Saturday - 46°F
Jan 03, 2026
9 mph SE
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 46.
Saturday Night - 40°F
Jan 03, 2026
8 mph SE
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 40.

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